On Fri, Oct 06, 2006 at 11:19:56PM +0200, Paul van Tilburg wrote: > > On Mon, 2006-10-02 at 13:47 -0400, Bradford R. Bowman wrote: > > [...] I put together a super quick hack to test > > akismet's comment spam checking.
> I'm interested... :)
Ok, here is a diff for hobix/facets/comments.rb:
Index: lib/hobix/facets/comments.rb
===================================================================
--- lib/hobix/facets/comments.rb (revision 151)
+++ lib/hobix/facets/comments.rb (working copy)
@@ -54,11 +54,37 @@
c.ipaddress = app.remote_addr
end
- # Save the comment, upgen
- @weblog.storage.append_to_attachment( entry_id, 'comments',
comment )
- @weblog.regenerate :update
-
- # Redirect
+ # A quick hack to try akismet content spam checking
+
+ if @weblog.requires.detect{ |i| i['hobix/plugin/akismet'] }
+ @akismet = Akismet.new(@weblog.link, AkismetKey.key)
+ if @akismet.verifyAPIKey
+ if @akismet.commentCheck(
+ app.remote_addr,
# remote IP
+ app.get_request_header('User-Agent'),
# user agent
+ app.get_request_header('Referer'),
# http referer
+ '',
# permalink
+ 'comment',
# comment type
+ app._POST['hobix_comment:author'].to_s,
# author name
+ '',
# author email
+ '',
# author url
+ app._POST['hobix_comment:comment'].to_s,
# comment text
+ {})
# other
+ app.puts( "Sorry, that smelled like spam. If wasn't
meant to, go back and try again" )
+ return true
+ end
+ else
+ # If the key does not verify, post the comment
+ # but note the failure in the apache error logs.
+ $stderr.puts( "Hobix: akismet apikey did not verify." )
+ end
+ end
+
+ # Save the comment, upgen
+ @weblog.storage.append_to_attachment( entry_id, 'comments',
comment )
+ @weblog.regenerate :update
+
+ # Redirect
link = @weblog.output_entry_map[entry_id]
app.setup_redirection( 302, @weblog.expand_path(
link[:page].link ) )
return true
And I have attached my test plugin (hobix/plugin/akismet.rb)
I have no idea how effective akismet is, but I see that it's used by
wordpress, typo and now mephisto and others. Also, I'm not sure how
this should really be implemented in hobix.
--
Bradford R. Bowman <[EMAIL PROTECTED]>
GnuPG public key [0x3EE183C6]
Available at http://pgp.mit.edu
# Just a quick hack to test akismet as I didn't # feel like rewriting the Akismet class to make it # work as a proper plugin. # Add this file to the hobix/plugins/ # In hobix.yaml add: # - hobix/plugin/akismet: # apiKey: <your akismet api key> # # You can obtain a free akismet api key # By registering a user account at wordpress.com # See http://www.akismet.com module Hobix class AkismetKey < BasePlugin def initialize(weblog, params = {}) raise %{The Akismet plugin is not configured. See hobix/plugin/akismet.rb.} unless params.member?("apiKey") @@key = params["apiKey"] #TODO raise error if no such parameter end def self.key; @@key; end end end # Akismet # # Author:: David Czarnecki # Copyright:: Copyright (c) 2005 - David Czarnecki # License:: BSD # Modified by Dieter Komendera, Sparkling Studios: # append blog= to data string (Akismet said it is required) # changed require 'net/HTTP' to require 'net/http' (to work for me unter GNU/Linux) class Akismet require 'net/http' require 'uri' STANDARD_HEADERS = { 'User-Agent' => 'Akismet Ruby API/1.0', 'Content-Type' => 'application/x-www-form-urlencoded' } # Instance variables @apiKey @blog @verifiedKey @proxyPort = nil @proxyHost = nil # Create a new instance of the Akismet class # # apiKey # Your Akismet API key # blog # The blog associated with your api key def initialize(blog, apiKey) @apiKey = apiKey @blog = blog @verifiedKey = false end # Set proxy information # # proxyHost # Hostname for the proxy to use # proxyPort # Port for the proxy def setProxy(proxyHost, proxyPort) @proxyPort = proxyPort @proxyHost = proxyHost end # Call to check and verify your API key. You may then call the #hasVerifiedKey method to see if your key has been validated. def verifyAPIKey() http = Net::HTTP.new('rest.akismet.com', 80, @proxyHost, @proxyPort) path = '/1.1/verify-key' data="[EMAIL PROTECTED]&[EMAIL PROTECTED]" resp, data = http.post(path, data, STANDARD_HEADERS) @verifiedKey = (data == "valid") end # Returns <tt>true</tt> if the API key has been verified, <tt>false</tt> otherwise def hasVerifiedKey() return @verifiedKey end # Internal call to Akismet. Prepares the data for posting to the Akismet service. # # akismet_function # The Akismet function that should be called # user_ip (required) # IP address of the comment submitter. # user_agent (required) # User agent information. # referrer (note spelling) # The content of the HTTP_REFERER header should be sent here. # permalink # The permanent location of the entry the comment was submitted to. # comment_type # May be blank, comment, trackback, pingback, or a made up value like "registration". # comment_author # Submitted name with the comment # comment_author_email # Submitted email address # comment_author_url # Commenter URL. # comment_content # The content that was submitted. # Other server enviroment variables # In PHP there is an array of enviroment variables called $_SERVER which contains information about the web server itself as well as a key/value for every HTTP header sent with the request. This data is highly useful to Akismet as how the submited content interacts with the server can be very telling, so please include as much information as possible. def callAkismet(akismet_function, user_ip, user_agent, referrer, permalink, comment_type, comment_author, comment_author_email, comment_author_url, comment_content, other) http = Net::HTTP.new("[EMAIL PROTECTED]", 80, @proxyHost, @proxyPort) path = "/1.1/#{akismet_function}" data = "[EMAIL PROTECTED]&user_ip=#{user_ip}&user_agent=#{user_agent}&referrer=#{referrer}&permalink=#{permalink}&comment_type=#{comment_type}&comment_author=#{comment_author}&comment_author_email=#{comment_author_email}&comment_author_url=#{comment_author_url}&comment_content=#{comment_content}" if (other != nil) other.each_pair {|key, value| data.concat("&#{key}=#{value}")} end resp, data = http.post(path, data, STANDARD_HEADERS) return (data != "false") end protected :callAkismet # This is basically the core of everything. This call takes a number of arguments and characteristics about the submitted content and then returns a thumbs up or thumbs down. Almost everything is optional, but performance can drop dramatically if you exclude certain elements. # # user_ip (required) # IP address of the comment submitter. # user_agent (required) # User agent information. # referrer (note spelling) # The content of the HTTP_REFERER header should be sent here. # permalink # The permanent location of the entry the comment was submitted to. # comment_type # May be blank, comment, trackback, pingback, or a made up value like "registration". # comment_author # Submitted name with the comment # comment_author_email # Submitted email address # comment_author_url # Commenter URL. # comment_content # The content that was submitted. # Other server enviroment variables # In PHP there is an array of enviroment variables called $_SERVER which contains information about the web server itself as well as a key/value for every HTTP header sent with the request. This data is highly useful to Akismet as how the submited content interacts with the server can be very telling, so please include as much information as possible. def commentCheck(user_ip, user_agent, referrer, permalink, comment_type, comment_author, comment_author_email, comment_author_url, comment_content, other) return callAkismet('comment-check', user_ip, user_agent, referrer, permalink, comment_type, comment_author, comment_author_email, comment_author_url, comment_content, other) end # This call is for submitting comments that weren't marked as spam but should have been. It takes identical arguments as comment check. # The call parameters are the same as for the #commentCheck method. def submitSpam(user_ip, user_agent, referrer, permalink, comment_type, comment_author, comment_author_email, comment_author_url, comment_content, other) callAkismet('submit-spam', user_ip, user_agent, referrer, permalink, comment_type, comment_author, comment_author_email, comment_author_url, comment_content, other) end # This call is intended for the marking of false positives, things that were incorrectly marked as spam. It takes identical arguments as comment check and submit spam. # The call parameters are the same as for the #commentCheck method. def submitHam(user_ip, user_agent, referrer, permalink, comment_type, comment_author, comment_author_email, comment_author_url, comment_content, other) callAkismet('submit-ham', user_ip, user_agent, referrer, permalink, comment_type, comment_author, comment_author_email, comment_author_url, comment_content, other) end end
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